Surname Trencio (Trencio 
) , globally, is a rare family name. The cognomen Trencio is characteristic of Philippines, where it is a rare surname, Italy, where it is a very rare surname, and Canada. Not in comparison with a country's population, this name is the most popular in Philippines, Italy, and the United States. Much less frequently, Trencio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Trencio | Italy, United States, Canada, Philippines |